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    <title>Document</title>
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<body>
    <div id="app">
        <!-- <h1 :style="{color:'red'}">这是一个h1</h1> -->
        <h1 :style ="styleObj">123</h1>
        <!-- <h1 :style="[styleObj,styleObj1]">这是一个h1</h1> -->

    </div>
    <script>
        var vm = new Vue({
            el:'#app',
            data:{
                styleObj:{color:'red'},
                styleObj1:{'font-style':'italic'}
            },
            methods:{},
        })
    

    </script>
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